Naperville vs Warwick
Cost of Living Comparison · 2026
Naperville
Warwick
The Verdict
The cost gap between these cities is 5.7%, with Warwick being the more affordable option. A $75,000 income in Naperville has equivalent purchasing power to $70,982 in Warwick.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Naperville has the same purchasing power as $70,982 in Warwick.
Conversely, $75,000 in Warwick equals $79,245 in Naperville.
Living in Naperville vs Warwick
Housing Costs
Naperville's housing index of 130 is higher Warwick's 127, translating to median home prices of $430,000 vs $413,000. The $17,000 difference in home prices means roughly $1,104 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,800/mo in Naperville compared to $1,425/mo in Warwick, a monthly difference of $375.
Grocery & Food Costs
Grocery expenses index at 104 in Naperville and 102 in Warwick. A household spending the national average of $475/month on groceries would pay approximately $494/month in Naperville vs $485/month in Warwick. The difference in grocery costs between these cities is relatively minor and unlikely to be a deciding factor in relocation.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 99 in Naperville and 112 in Warwick. Monthly utility bills average approximately $396 in Naperville vs $448 in Warwick. Climate differences between the two cities drive much of this gap, with heating and cooling costs varying substantially by region.
Healthcare
Healthcare costs index at 101 in Naperville and 103 in Warwick. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. Healthcare costs are relatively similar between these two cities, though individual plan costs can still vary.
Income & Purchasing Power
Median household income is $118,254 in Naperville and $74,600 in Warwick. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $105,584 and $70,377 respectively. Naperville residents enjoy stronger real purchasing power despite higher nominal wages.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $2,759/month to housing in Naperville vs $1,741/month in Warwick. In Naperville, median rent of $1,800/mo fits within this budget. In Warwick, median rent of $1,425/mo remains manageable. The biggest category-level difference between these two cities is Utilities, where the gap is 13 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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